Probasics Quad Canes Feature A Unique Four-point Design Which Allows For Greater Weight-bearing And Stability Than A Single-point Cane. The Handle Rotates Allowing For A Proper Fit With Right Or Left Hand Use. Small And Large Base Models Available In Black Or Silver Finish With A Limited Lifetime Warranty. Non-skid Rubber Tips On All Four Feet Enhance Durability For Long Term Use. Large Base Design Provides More Stability. Handle Rotates For Left Or Right Hand Use. Quad Canes Stand Up On Their Own When Not In Use. Easy Push Button Height Adjustment In 1-inch Increments With A Locking Anti-rattle Ring Allowing For Quick Safe Adjustment. Comfortable Contoured Vinyl Handle With Sculpted Grip Reduces Chance Of Slippage. Lightweight Aluminum Upper Shaft With Welded Steel Base. Tool-free Left To Right Hand Adjustments.